Power supply control box and hardware-in-the-loop simulation equipment comprising same

Abstract

The utility model provides a power supply control box and hardware-in-the-loop simulation equipment comprising the same. The power supply control box comprises a 380V / 220V alternating current input port, a 220V alternating current output port, a 380V alternating current output port, two direct current output ports, a combination switch, an air switch and a start / stop button which are embedded in a box body; the contactor, the two intermediate relays and the two direct-current power supplies are arranged in the box body; the air switch is connected with the 380V / 220V alternating current input port through the combination switch and is connected into the 380V alternating current output port through the contactor, the 220V alternating current output port is connected with the air switch in an uncontrolled manner, and the two direct current power supplies are connected with the air switch and are connected with the corresponding direct current output ports through the intermediate relays; and the start / stop button is connected with the two intermediate relays. According to the utility model, the problems of poor operability and high difficulty of high-voltage line maintenance operation in the cabinet of the existing hardware-in-the-loop simulation equipment can be solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hardware in the ring simulation equipment field, more specifically, it relates to a power control box for hardware in the ring simulation equipment and the hardware in the ring simulation equipment containing it. BACKGROUND

[0002] Hardware in the loop simulation equipment (Hardware-in-the-Loop, HIL) is a kind of test system embedding actual hardware into virtual simulation environment, used to verify hardware performance and control logic in development stage, and is widely applied in the fields of automobile, aerospace, industrial control, robot and power system.

[0003] The high-voltage power supply of the existing hardware in the loop simulation equipment is realized by wiring directly in the cabinet, and the realization mode of the high-voltage power supply leads to that when the high-voltage line in the cabinet needs to be overhauled, the cabinet needs to be disassembled as a whole for operation, and the operability of the mode is poor and difficult. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problems of poor operability and great difficulty of the high-voltage line overhaul operation in the cabinet of the existing hardware in the loop simulation equipment.

[0005] In order to realize the above-mentioned purpose, the utility model provides a power control box for hardware in the loop simulation equipment and the hardware in the loop simulation equipment containing it.

[0006] According to the first aspect of the application, a power control box for hardware in the loop simulation equipment is provided, which comprises:

[0007] A box body;

[0008] 380V / 220V AC input port, 220V AC output port, 380V AC output port, first DC output port, second DC output port, composite switch, air switch and start / stop button embedded in the box body;

[0009] And a contactor, two intermediate relays, a first DC power supply and a second DC power supply arranged in the box body;

[0010] The 380V / 220V AC input port is connected with the air switch through the composite switch;

[0011] The air switch is connected with the 380V AC output port through the contactor, the 220V AC output port is connected with the air switch and is configured to be not controlled by the air switch, and the air switch is connected with the first DC power supply and the second DC power supply simultaneously;

[0012] The first DC power source is connected with the first DC output port through an intermediate relay, and the second DC power source is connected with the second DC output port through the intermediate relay.

[0013] The start / stop button controls the on / off of the coil of the contactor through another intermediate relay, and controls the output state of the first DC output port and the second DC output port through the intermediate relay.

[0014] Optionally, the first DC output port is a 12V DC output port, and the second DC output port is a 24V DC output port.

[0015] Optionally, the number of the 220V AC output ports is two.

[0016] Optionally, the first DC power source and the second DC power source are both switching power sources.

[0017] Optionally, the power control box further comprises an indicator light embedded on the box body, the indicator light being connected with the second DC output port and used for indicating the output state of the second DC output port.

[0018] Optionally, the power control box further comprises an emergency stop button embedded on the box body, the emergency stop button being connected with the start / stop button, and the second DC power source being used for supplying power to the emergency stop button.

[0019] Optionally, the box body has opposite first and second panels.

[0020] The 380V / 220V AC input port, the 220V AC output port, the 380V AC output port, the first DC output port and the second DC output port are arranged on the first panel.

[0021] The compound switch, the air switch, the start / stop button, the indicator light and the emergency stop button are arranged on the second panel.

[0022] According to the second aspect of the present application, a hardware-in-the-loop simulation device is provided, and the hardware-in-the-loop simulation device comprises any of the power control boxes applied to the hardware-in-the-loop simulation device.

[0023] The present application has the following advantages:

[0024] The power control box applied to the hardware-in-the-loop simulation device integrates each functional module and circuit originally directly arranged in the cabinet of the hardware-in-the-loop simulation device into an independent box body. After completing internal wiring of the power control box, internal harness connection reliability test needs to be carried out, and test results are recorded, so that subsequent cabinet power supply failure can be conveniently investigated. After the power control box is installed into the cabinet, if power supply failure occurs in the cabinet during use, first, direct line connection between the power control box and the cabinet is checked, if the line connection between the power control box and the cabinet is normal, the power control box is detached from the cabinet to troubleshoot the power control box. Therefore, the power control box applied to the hardware-in-the-loop simulation device can effectively solve the poor operability and great difficulty of high-voltage line maintenance operation in the cabinet of the existing hardware-in-the-loop simulation device.

[0025] The hardware-in-the-loop simulation device and the power control box applied to the hardware-in-the-loop simulation device belong to one general inventive concept, at least have the same beneficial effects as the power control box applied to the hardware-in-the-loop simulation device, and the beneficial effects will not be repeated here.

[0026] Other features and advantages of the present application will be described in detail in the following specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0027] The present application can be better understood by reference to the following description taken in conjunction with the accompanying drawings, in which like reference numerals are used to indicate identical or similar components in all views.

[0028] Figure 1 An internal line connection schematic diagram of the power control box according to the embodiment of the present application is shown. DETAILED DESCRIPTION

[0029] In order for those skilled in the art to more fully understand the technical scheme of the present application, in the following, exemplary embodiments of the present application will be described more fully and in detail with reference to the accompanying drawings. Obviously, one or more embodiments of the present application described below are only one or more of specific modes of implementing the technical scheme of the present application, and are not exhaustive. It should be understood that the technical scheme of the present application can be implemented in other modes belonging to one general inventive concept without creative labor, and should not be limited by the exemplary described embodiments. Based on one or more embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0030] Embodiment: Figure 1 The internal circuit connection schematic diagram of the power control box is shown. Figure 1 The power control box comprises:

[0031] a box body;

[0032] a 380V / 220V alternating current input port 1, a first 220V alternating current output port 2, a 380V alternating current output port 3, a second 220V alternating current output port 4, a first direct current output port 5, a second direct current output port 6, a compound switch 7, an air switch 8 and a start / stop button 10 embedded in the box body;

[0033] and a contactor 12, two intermediate relays 13, a first direct current power supply 14 and a second direct current power supply 15 arranged in the box body, the two intermediate relays 13 being a first intermediate relay and a second intermediate relay respectively;

[0034] The 380V / 220V alternating current input port 1 is connected with the air switch 8 through the compound switch 7;

[0035] The air switch 8 is connected with the 380V alternating current output port 3 through the contactor 12, the first 220V alternating current output port 2 and the second 220V alternating current output port 4 are connected with the air switch 8 and are configured to be not controlled by the air switch 8, and the air switch 8 is simultaneously connected with the first direct current power supply 14 and the second direct current power supply 15;

[0036] The first direct current power supply 14 is connected with the first direct current output port 5 through the first intermediate relay, and the second direct current power supply 15 is connected with the second direct current output port 6 through the first intermediate relay;

[0037] The start / stop button 10 controls the on-off electricity of the coil of the contactor 12 through the second intermediate relay, and controls the output state of the first direct current output port 5 and the second direct current output port 6 through the second intermediate relay.

[0038] Further, in the embodiment of the utility model, the first direct current output port 5 is a 12V direct current output port, and the second direct current output port 6 is a 24V direct current output port.

[0039] Still further, in the embodiment of the utility model, the first direct current power supply 14 and the second direct current power supply 15 are both switching power supplies.

[0040] Still further, the power control box applied to the hardware-in-the-loop simulation device further comprises an indicating lamp 9 embedded in the box body, the indicating lamp 9 is connected with the second direct current output port 6 and is used for indicating the output state of the second direct current output port 6.

[0041] Further, the power control box applied to the hardware-in-the-loop simulation device further comprises an emergency stop button 11 embedded on the box body, the emergency stop button 11 is connected with the start / stop button 10, and the second DC power supply 15 supplies power for the emergency stop button 11.

[0042] Further, in the utility model embodiment, the box body has opposite first and second panels; the 380V / 220V AC input port 1, the first 220V AC output port 2, the 380V AC output port 3, the second 220V AC output port 4, the first DC output port 5 and the second DC output port 6 are all arranged on the first panel;

[0043] The compound switch 7, the air switch 8, the start / stop button 10, the indicator lamp 9 and the emergency stop button 11 are all arranged on the second panel.

[0044] Specifically, in the utility model embodiment, the 380V / 220V AC input port 1 is used for inputting voltage for the power control box; the 380V / 220V AC input port 1 is connected with the compound switch 7, and the voltage input and the on-off of the air switch 8 are controlled through the compound switch 7; the air switch 8 is connected with the 380V AC output port 3 through the contactor 12, and the output state of the 380V AC output port 3 is controlled by the air switch 8; the air switch 8 is directly connected with the first 220V AC output port 2 and the second 220V AC output port 4, and the output state of the first 220V AC output port 2 and the second 220V AC output port 4 is not controlled by the air switch 8; the air switch 8 is connected with the first DC power supply 14 and the second DC power supply 15 at the same time, and the output of the first DC power supply 14 and the second DC power supply 15 is controlled by the air switch 8; the indicator lamp 9 is connected with the second DC output port 6, when the second DC output port 6 is in the output state, the indicator lamp 9 is in the state of lighting, and when the second DC output port 6 is not in the output state, the indicator lamp 9 is in the state of extinguishing; the start / stop button 10 controls the on-off of the coil of the contactor 12 through the second intermediate relay, so as to control the output state of the 380V AC output port 3, the start / stop button 10 controls the connection between the first DC power supply 14 and the first DC output port 5 and the connection between the second DC power supply 15 and the second DC output port 6 through the first intermediate relay, and then controls the output state of the first DC output port 5 and the second DC output port 6; the emergency stop button 11 is connected with the start / stop button 10, when the emergency stop button 11 is pressed, the start / stop button is in the state of stopping.

[0045] Specifically, in the embodiment of the utility model, the control logic of the composite switch, the air switch and the emergency stop button is set according to the actual needs of the cabinet; the output of AC 380V, DC 24V and DC 12V can be cut off, but the output of AC 220V is reserved, because AC 220V is used to power the industrial computer, and the industrial computer needs to keep the state of starting when the emergency stop button is pressed. After the internal wiring of the power control box is completed, the connection reliability test of the internal wiring harness needs to be carried out, and the test results are recorded, so that the internal circuit of the power control box can be checked when the cabinet power failure occurs; when checking the internal circuit of the power control box, the power control box can be removed from the cabinet for separate inspection, which is more operable and less difficult than the existing method of directly checking the wiring harness in the cabinet. When the power control box is integrated into the cabinet, the power control box is connected with other parts of the cabinet through the external wiring harness, and in this process, the connection reliability of the external wiring harness needs to be ensured, when the cabinet power failure occurs, first check the connection line between the power control box and the cabinet, if there is no problem, then remove the power control box from the cabinet to check the internal circuit of the power control box.

[0046] Correspondingly, on the basis of the power control box in the embodiment of the utility model, the hardware-in-the-loop simulation device is also provided, which comprises the power control box.

[0047] Although one or more embodiments of the utility model have been described above, those skilled in the art should know that the utility model can be implemented in any other form without departing from the spirit and scope of the utility model. Therefore, the above-described embodiments are illustrative rather than limiting, and many modifications and substitutions are obvious to those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A power control box, used in hardware-in-the-loop simulation equipment, characterized in that, include: Box; Embedded in the enclosure are a 380V / 220V AC input port, a 220V AC output port, a 380V AC output port, a first DC output port, a second DC output port, a composite switch, an air switch, and a start / stop button; In addition, the contactor, two intermediate relays, first DC power supply and second DC power supply are installed inside the box; The 380V / 220V AC input port is connected to an air switch via a combination switch; The air switch is connected to the 380V AC output port via a contactor. The 220V AC output port is connected to the air switch and configured to be uncontrolled by the air switch. The air switch is also connected to the first DC power supply and the second DC power supply. The first DC power supply is connected to the first DC output port through an intermediate relay, and the second DC power supply is connected to the second DC output port through the same intermediate relay. The start / stop button controls the energization of the contactor coil via another intermediate relay, and also controls the output status of the first DC output port and the second DC output port via the intermediate relay.

2. The power control box according to claim 1, characterized in that, The first DC output port is a 12V DC output port, and the second DC output port is a 24V DC output port.

3. The power control box according to claim 2, characterized in that, There are two 220V AC output ports.

4. The power control box according to claim 3, characterized in that, Both the first DC power supply and the second DC power supply are switching power supplies.

5. The power control box according to claim 4, characterized in that, It also includes an indicator light embedded in the housing, which is connected to the second DC output port and is used to indicate the output status of the second DC output port.

6. The power control box according to claim 5, characterized in that, It also includes an emergency stop button embedded in the enclosure, which is connected to the start / stop button, and the second DC power supply powers the emergency stop button.

7. The power control box according to claim 6, characterized in that, The enclosure has a first panel and a second panel facing each other; The 380V / 220V AC input port, 220V AC output port, 380V AC output port, first DC output port and second DC output port are all located on the first panel; The combination switch, air switch, start / stop button, indicator light and emergency stop button are all located on the second panel.

8. A hardware-in-the-loop simulation device, characterized in that, It includes the power control box as described in any one of claims 1-7.

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